:focus {
    outline: 0;
}

.step {
    display: inline-block;
    font-size: 18px;
    vertical-align: bottom;
    line-height: 24px;
}

#step {
    color: #a33;
    text-shadow: 0 0 3px red;
}

#gameControl {
    padding-bottom: 4px;
}

.group {
    padding-left: 20px;
}

button {
    font-size: 14px;
    border: 0;
    background-color:transparent;
    padding: 0;
    display: inline-block;
}

button > span {
    padding: 4px;
    border: 1px solid #999;
    border-radius: 2px;
    display: inline-block;
    background-color: white;
}

button.toggle > span:first-child {
    background-color: #FFF;
    border-right: 0;
    border-radius: 2px 0 0 2px;
}

button.toggle > span:last-child {
    border-radius: 0 2px 2px 0;
    border-left: 1px solid #999;
    color: #999;
    background-color: #DDD;
}

button.toggle.toggled > span:first-child {
    color: #999;
    background-color: #DDD;
}

button.toggle.toggled > span:last-child {
    color: #000;
    background-color: #FFF;
}


button[disabled] span {
    color: #999 !important;
    background-color: #DDD !important;
}

#main {
    transform-origin: 0 0;
    -ms-transform-origin: 0 0;
    /* IE 9 */
    -webkit-transform-origin: 0 0;
    /* Safari 和 Chrome */
    -moz-transform-origin: 0 0;
    /* Firefox */
    -o-transform-origin: 0 0;
}